/*
 * Tencent is pleased to support the open source community by making BK-CI 蓝鲸持续集成平台 available.
 *
 * Copyright (C) 2019 Tencent.  All rights reserved.
 *
 * BK-CI 蓝鲸持续集成平台 is licensed under the MIT license.
 *
 *  A copy of the MIT License is included in this file.
 *
 *
 *  Terms of the MIT License:
 *  ---------------------------------------------------
 *  Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated
 *  documentation files (the "Software"), to deal in the Software without restriction, including without limitation the
 *  rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to
 *  permit persons to whom the Software is furnished to do so, subject to the following conditions:
 *
 *  The above copyright notice and this permission notice shall be included in all copies or substantial portions of
 *  the Software.
 *
 *  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT
 *  LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
 *  NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
 *  WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
 *  SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 */

package com.tencent.bkrepo.common.service.otel.util

import com.tencent.bkrepo.common.api.constant.BKREPO_TRACE
import com.tencent.bkrepo.common.service.util.HttpContextHolder
import com.tencent.bkrepo.common.service.util.SpringContextUtils
import io.micrometer.tracing.Tracer
import org.springframework.beans.BeansException

object TraceHeaderUtils {

    fun buildB3Header(): String {
        val trace = try {
            SpringContextUtils.getBean<Tracer>()
        } catch (_: BeansException) {
            null
        }

        val context = trace?.currentSpan()?.context()
        return "${context?.traceId()}-${context?.spanId()}"
    }

    fun setResponseHeader() {
        val trace = try {
            SpringContextUtils.getBean<Tracer>()
        } catch (_: BeansException) {
            null
        }
        val context = trace?.currentSpan()?.context()
        val response = HttpContextHolder.getResponseOrNull()
        context?.let { response?.setHeader(BKREPO_TRACE, context.traceId()) }
    }
}
